Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Dr. Thomas Joseph Pfeiffer, MD

Individual provider Internal Medicine Physician · NPI 1528323805

Dr. Thomas Joseph Pfeiffer, MD is an Internal Medicine in Cambridge, Massachusetts. Qualified in 2012, 14 years ago. Practices with Cambridge Public Health Commission, a 649-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Massachusetts.

Years since qualifying
14
Licensed in
MA
In the registry since
2012
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

1493 Cambridge St
Cambridge, MA 02139-1047
Phone: (617) 665-1000
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 263862 (MA)
Internal Medicine Physician Taxonomy 207R00000X · Licence 253018 (MA)

Record details

NPI number1528323805
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 12, 2012
Last updated in NPPESFebruary 26, 2016

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyINTERNAL MEDICINE
Medical schoolOTHER
Graduated 2012 (14 years in practice)
Group practice Cambridge Public Health Commission — 649 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

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